藤井 孝太郎
東京工業大学 理学院 化学系 エネルギーコース 助教
略歴
- 2009年3月 東京工業大学 博士課程修了 博士(理学)
- 2009年4月 Cardiff大学 博士研究員
- 2010年4月 東京工業大学 産学官連携研究員
(理工学研究科 物質科学専攻 植草秀裕研究室) - 2012年4月 東京工業大学 助教
( 理学院化学系エネルギーコース(旧 理工学研究科 物質科学専攻) 八島正知研究室)
受賞歴
- 2010年 平成21年度手島精一記念研究賞(博士論文賞)
- 2010年 第19回有機結晶シンポジウム優秀講演賞
- 2011年 2011年度結晶学会ポスター賞
- 2014年 平成26年度日本結晶学会進歩賞
- 2017年 第72回(2017年度)日本セラミックス協会賞 進歩賞
Publications
Ge-Containing Oxide-Ion Conductors with CaEu2Ge3O10-Type Structure Discovered by the Bond-Valence Method and Experiments
Different Local Structures of Mo and Nb Polyhedra in the Oxide-Ion-Conducting Hexagonal Perovskite-Related Oxide Ba3MoNbO8.5 Revealed by 95Mo and 93Nb NMR Measurements
Simultaneous Reduction of Proton Conductivity and Enhancement of Oxide-Ion Conductivity by Aliovalent Doping in Ba7Nb4MoO20
Synthesis of Hydride-Doped Perovskite Stannate with Visible Light Absorption Capability
First-Principles Analysis of the Oxide-Ion Conduction Mechanism in Si-Deficient Lanthanum Silicate Apatite
High Oxide‐Ion Conductivity in a Hexagonal Perovskite‐Related Oxide Ba7Ta3.7Mo1.3O20.15 with Cation Site Preference and Interstitial Oxide Ions
Ruddlesden–Popper oxychloride Ba3Y2O5Cl2: First example of oxide-ion conducting oxychloride
Oxide-ion and proton conductivity of the ordered perovskite BaY1/3Ga2/3O2.5
Na+ diffusion mechanism and transition metal substitution in tunnel-type manganese-based oxides for Na-ion rechargeable batteries
Effect of La vacancies on the oxide-ion conduction in lanthanum silicate apatites
Site-Selective Eu3+ Luminescence in the Monoclinic Phase of YSiO2N
Electrochemical Crystal Growth of Titanium Oxyfluorides—A Strategy for Development of Electron-Doped Materials
Experimental visualization of the interstitialcy diffusion of anions in an LaOF-based oxyfluoride La0.9Sr0.1O0.45F2
Mixed alkali-ion transport and storage in atomic-disordered honeycomb layered NaKNi2TeO6
Kinetically Stabilized Cation Arrangement in Li3YCl6 Superionic Conductor during Solid-State Reaction
A Sn-Based Perovskite with a Wide Visible Light Absorption Band Assisted by Hydride Doping
Protonic conduction in BaNdInO4 structure achieved by acceptor doping
Ternary carbodiimide compound, Ba0.9Sr0.1NCN with distorted rutile-type structure
High-temperature proton conductors based on the (110) layered perovskite BaNdScO4
High oxide-ion conductivity through the interstitial oxygen site in Ba7Nb4MoO20-based hexagonal perovskite related oxides
Hydride-based antiperovskites with soft anionic sublattices as fast alkali ionic conductors
Ionic conduction mechanism in Ca-doped Lanthanum Oxychloride
Strain-induced creation and switching of anion vacancy layers in perovskite oxynitrides
Synthesis, structure and luminescence properties of layered oxychloride Ba3Y2O5Cl2
Dion–Jacobson-type oxide-ion conductor CsLa2Ti2NbO10−δ without phase transitions
Responsive four-coordinate Fe(II) nodes in FePd(CN)4
Synthesis and Photoluminescence Properties of Rare-Earth-Activated Sr3-xAxAlO4H (A =Ca, Ba; x = 0, 1): New Members of Aluminate Oxyhydrides
Cation- and anion-ordered rutile-type derivative LiTeO3(OH)
Synthesis of Three-layer Perovskite Oxynitride K2Ca2Ta3O9N·2H2O and Photocatalytic Activity for H2 Evolution under Visible Light
Single-crystal growth, structure and luminescence properties of Cs2HfCl3Br3
New Structure Family of Oxide-ion Conductors Based on BaGdInO4
Oxide-Ion Conduction in the Dion-Jacobson Phase CsBi2Ti2NbO10−δ
Two-Dimensional Perovskite Oxynitride K2LaTa2O6N with an H+/K+ Exchangeability in Aqueous Solution to Form Stable Photocatalyst for Visible‐Light H2 Evolution
Crystalline Li2CaSiO4 as a highly active catalyst for oxidative coupling of methane
Polymorphism and Temperature-Induced Phase Transitions of Na2CoP2O7
Preparation and thermal stability of oxynitride perovskite solid solution Sr1-xLaxTa1-xTixO2N
Discovery of a Rare-Earth-Free Oxide-Ion Conductor Ca3Ga4O9 by Screening through Bond Valence-Based Energy Calculations, Synthesis, and Characterization of Structural and Transport Properties
Stepwise topochemical fluorination of SrCrO3 perovskite via a super-structured oxide
Oxide-ion Diffusion Mechanism and Oxygen Deficiency δ of Hexagonal Perovskite-Related Oxide Ba3MoNbO8.5–δ
Synthesis of Ba1-xSrxYSi2O5N and Discussion based on Structure Analysis and DFT Calculation
Thermal expansion and P-V-T equation of state of cubic silicon nitride
Synthesis of a Layered Niobium Oxynitride Rb2NdNb2O6N·H2O Showing Visible-Light Photocatalytic Activity for H2 Evolution
Crystal structures of Ca4+xY3–xSi7O15+xN5–x (0 ≤ x ≤ 1) comprising of an isolated [Si7(O,N)19] unit
Crystal structure analysis and evidence of mixed anion coordination at Ce3+ site in Y3Al2(Al, Si)3(O,N)12 oxynitride garnet phosphor
Redshift and thermal quenching of Ce3+ emission in (Gd,Y)3(Al, Si)5(O, N)12 oxynitride garnet phosphors
Preparation and photocatalytic activity of Mo-modified Ti-doped HAp
Ce4+-Based Compounds Capable of Photoluminescence by Charge Transfer Excitation under Near-Ultraviolet−Visible Light
Pr/Ba cation-disordered perovskite Pr2/3Ba1/3CoO3-δ as a new bifunctional electrocatalyst for oxygen reduction and oxygen evolution reactions
Discovery and development of BaNdInO4 - A brief review -
Function of Tetrahedral ZnS3O Building Blocks in the Formation of SrZn2S2O: A Phase Matchable Polar Oxysulfide with a Large Second Harmonic Generation Response
Structural Change in SrSiO3 Induced by Introduction of Nitrogen
Chemical Pressure-induced Anion Order-disorder Transition in LnHO Enabled by Hydride Size Flexibility
A Systematic Evaluation of the Role of the Lanthanide Elements in Complex Functional Oxides; Implications for Energy Conversion Devices
Undoped Layered Perovskite Oxynitride Li2LaTa2O6N for Photocata-lytic CO2 Reduction with Visible Light
A new structure family of oxide-ion conductor Ca0.8Y2.4Sn0.8O6 discovered by a combined technique of the bond-valence method and experiments
High oxide-ion conductivity by the overbonded channel oxygens in Si-deficient La9.565(Si5.826□0.174)O26 apatite without interstitial oxygens
Experimental visualization of oxide-ion diffusion paths in pyrochlore-type Yb2Ti2O7
Crystal structure and electrical conductivity of BaR2ZnO5 (R = Sm, Gd, Dy, Ho, and Er) – A new structure family of oxide-ion conductors
Synthesis, Crystal Structure and Optical Properties of New Layered Perovskite Scandium Oxychlorides: Sr2ScO3Cl, Sr3Sc2O5Cl2, and Ba3Sc2O5Cl2
A New Precursor Route Using a Compositionally Flexible Layered Oxide and Nanosheet for Improved Nitrogen Doping and Photocatalytic Activity
High pressure synthesis of hydride-fluoride pyrochlore NaCaMg2F7–xHx
Single crystal growth of Sillén–Aurivillius perovskite oxyhalides Bi4NbO8X (X = Cl, Br)
A Quasi-two-dimensional metallic behavior in BaVO3–xHx (0.3 ≤ x ≤ 0.9) with Face- and Corner-sharing Octahedra
Weak ferromagnetic ordering in brownmillerite Ca2Fe2O5 and its effect on electric field gradients
Crystal Structure, Electron Density and Characterization of Visible-Light Responsive Photocatalysts, (BaTaO2N)1–x(SrWO2N)x Solid Solutions
Crystal Structure and Oxide-Ion Conductivity of Ba1+xNd1−xInO4−x/2
Crystal-structure and electron-density analyses of the perovskite-type oxynitrides BaNbO2N and SrNbO2N through synchrotron X-ray powder diffraction
New Oxide-Ion Conductor SrYbInO4 with Partially Cation-Disordered CaFe2O4-Type Structure
Synthesis, Structure and Photoluminescence of a Novel Oxynitride BaYSi2O5N Activated by Eu2+ and Ce3+
Control of the reversibility during boronic ester formation: application to the construction of ferrocene dimers and trimers
Hydrothermal Synthesis, Crystal Structure, and Superconductivity of a Double-Perovskite Bi Oxide
Improved oxide-ion conductivity of NdBaInO4 by Sr doping
Structure Determination from Powder X-ray Diffraction Data of Black Azo (Hydrazone) Pigments
Structural Origin of the Anisotropic and Isotropic Thermal Expansion of K2NiF4-Type LaSrAlO4 and Sr2TiO4
Defect induced sodium disorder and ionic conduction mechanism in Na1.82Mg1.09P2O7
Almost Perfect Frustration in the Dimer Magnet Ba2CoSi2O6Cl2
New Perovskite-Related Structure Family of Oxide-Ion Conducting Materials NdBaInO4
Diffusion Path and Conduction Mechanism of Protons in Hydroxyapatite
Polymorphic and pseudomorphic transformation behavior of acyclovir based on thermodynamics and crystallography
Structural understanding of solid-state photodimerization reactions of cinnamic amide derivatives in terms of reaction cavities - color developer for thermosensitive paper
Experimental visualization of the Bi-O covalency in ferroelectric bismuth ferrite (BiFeO3) by synchrotron X-ray powder diffraction analysis
Solid-State Hydration/Dehydration of Erythromycin A Investigated by ab Initio Powder X-ray Diffraction Analysis: Stoichiometric and Nonstoichiometric Dehydrated Hydrate
Reversible Solid State Redox of an Octacyanometallate-Bridged Coordination Polymer by Electrochemical Ion Insertion/Extraction
Mechanism of Dehydration-Hydration Processes of Lisinopril Dihydrate Investigated by ab Initio Powder X-ray Diffraction Analysis
Guest-induced self-assembly of a macrocyclic boronic ester containing diarylethene units: enhancement of photoresponsivity
Cocrystallization and amorphization induced by drug-excipient interaction improves the physical properties of acyclovir
Structure Determination from Powder X-ray Diffraction Data of a New Polymorph of a High-Density Organic Hydrate Material, with an Assessment of Hydrogen-Bond Disorder by Rietveld Refinement
Reversible Color Switching of an Organic Crystal Induced by Organic Solvent Vapors
Supramolecular Networks in Crystalline Inclusion Complexes Formed from a New Host: 2,2-Bis(4-hydroxy-3-phenylphenyl)-1Hindene-1,3(2H)-dione
Cooperativity in Solid-State Squaramides
Structural Chemistry of a New Chiral Anhydrous Phase of Ru(bipy)3(ClO4)2 Established from Powder X-ray Diffraction Analysis
Potential of synchrotron X-ray powder diffractometry for detection and quantification of small amounts of crystalline drug substances in pharmaceutical tablets
Exploiting powder X-ray diffraction for direct structure determination in structural biology: The P2X4 receptor trafficking motif YEQGL
Metastable polymorphic form of isopropylbenzophenone derivative directly obtained by the solid-state photoreaction investigated by ab initio powder X-ray diffraction analysis
In situ observation and mechanistic elucidation of metastable colored species in crystalline state photochromism of trans-biindenylidenedione
Study of the Pseudo-Crystalline Transformation from Form I to Form II of Thiamine Hydrochloride (Vitamin B1)
Cocrystalline Phase Transformation of Binary Mixture of Trimethoprim and Sulfamethoxazole by Slurry Technique
Direct structure elucidation by powder X-ray diffraction of a metal-organic framework material prepared by solvent-free grinding
Potassium clavulanate
Arrays of P=O Dipoles As a Recurrent Structural Motif in Bis-Diphenylphosphine Oxides, Established from Powder X-ray Diffraction
A Solid-State Dehydration Process in an Organic Material Associated with Substantial Hydrogen-Bond Reorganization, Investigated by Powder X-ray Diffraction
Selective transformation pathways between crystalline forms of an organic material established from powder X-ray diffraction analysis
Hexaradialenes by Successive Ring Openings of Tris(alkoxytricyclobutabenzenes):Synthesis and Characterization
Physicochemical Understanding of Polymorphism and Solid-State Dehydration/Rehydration Processes for the Pharmaceutical Material Acrinol, by Ab Initio Powder X-ray Diffraction Analysis and Other Techniques
Partial ferromagnetic ordering and indirect exchange interaction in the spatially anisotropic kagome antiferromagnet Cs2Cu3CeF12
Magnetic susceptibilities in a family of S= 1/2 kagome antiferromagnets
Dihydrochalcone Designed from Methylophiopogonanone B Strongly Inhibits Hypoxia-inducible Factor (HIF)-1α Activity
Chiral Tetraazamacrocycles Having Four Pendant-Arms
Performance of the micro-PIC gaseous area detector in small-angle X-ray scattering experiments
Vapour Induced Crystalline Transformation Investigated by ab initio Powder X-ray Diffraction Analysis
Reevaluation of solubility of tolbutamide and polymorphic transformation from Form I to unknown crystal form
Single-crystal-to-single-crystal photocyclization of 4-(2,4,6-triisopropylbenzoyl)benzoic acid in the salt crystal with (S)-phenylethylamine
Singlet Ground State and Spin Gap in S = 1/2 Kagome Antiferromagnet Rb2Cu3SnF12
Solid-State Phase Transition of an Inclusion Complex of 5-Methyl-2-pyridone with 1,3,5-Benzenetricarboxylic Acid
Multiple Pentafluorophenylation of 2,2,3,3,5,6,6-Heptafluoro-3,6-dihydro-2H-1,4-oxazine with an Organosilicon Reagent: NMR and DFT Structural Analysis of Oligo(perfluoroaryl) Compounds